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| Mirrors > Home > ILE Home > Th. List > dvdsr2d | GIF version | ||
| Description: Value of the divides relation. (Contributed by Mario Carneiro, 1-Dec-2014.) |
| Ref | Expression |
|---|---|
| dvdsrvald.1 | ⊢ (𝜑 → 𝐵 = (Base‘𝑅)) |
| dvdsrvald.2 | ⊢ (𝜑 → ∥ = (∥r‘𝑅)) |
| dvdsrvald.r | ⊢ (𝜑 → 𝑅 ∈ SRing) |
| dvdsrvald.3 | ⊢ (𝜑 → · = (.r‘𝑅)) |
| dvdsr2d.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| dvdsr2d | ⊢ (𝜑 → (𝑋 ∥ 𝑌 ↔ ∃𝑧 ∈ 𝐵 (𝑧 · 𝑋) = 𝑌)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dvdsr2d.x | . 2 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
| 2 | dvdsrvald.1 | . . 3 ⊢ (𝜑 → 𝐵 = (Base‘𝑅)) | |
| 3 | dvdsrvald.2 | . . 3 ⊢ (𝜑 → ∥ = (∥r‘𝑅)) | |
| 4 | dvdsrvald.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ SRing) | |
| 5 | dvdsrvald.3 | . . 3 ⊢ (𝜑 → · = (.r‘𝑅)) | |
| 6 | 2, 3, 4, 5 | dvdsrd 14324 | . 2 ⊢ (𝜑 → (𝑋 ∥ 𝑌 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑧 ∈ 𝐵 (𝑧 · 𝑋) = 𝑌))) |
| 7 | 1, 6 | mpbirand 441 | 1 ⊢ (𝜑 → (𝑋 ∥ 𝑌 ↔ ∃𝑧 ∈ 𝐵 (𝑧 · 𝑋) = 𝑌)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 = wceq 1398 ∈ wcel 2205 ∃wrex 2523 class class class wbr 4114 ‘cfv 5357 (class class class)co 6058 Basecbs 13296 .rcmulr 13375 SRingcsrg 14191 ∥rcdsr 14315 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-addcom 8243 ax-addass 8245 ax-i2m1 8248 ax-0lt1 8249 ax-0id 8251 ax-rnegex 8252 ax-pre-ltirr 8255 ax-pre-ltadd 8259 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-ima 4767 df-iota 5317 df-fun 5359 df-fn 5360 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-pnf 8326 df-mnf 8327 df-ltxr 8329 df-inn 9255 df-2 9313 df-3 9314 df-ndx 13299 df-slot 13300 df-base 13302 df-sets 13303 df-plusg 13387 df-mulr 13388 df-0g 13555 df-mgm 13653 df-sgrp 13699 df-mnd 13714 df-mgp 14149 df-srg 14192 df-dvdsr 14318 |
| This theorem is referenced by: dvdsr01 14334 dvdsr02 14335 unitgrp 14346 rhmdvdsr 14405 rspsn 14794 znunit 14919 |
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